The AVIC-HRZ88 is a Japan domestic market (JDM) model. Its firmware was designed exclusively for Japanese users. Therefore, the system does not have a built-in option to switch to English or any other Western language via the standard settings menu.
To pair your phone via Bluetooth without English: pioneer carrozzeria avic-hrz88 language change
If you require a fully English interface and local navigation, the most reliable "fix" is to replace the unit Important Note: The Language Limitation The AVIC-HRZ88 is
Source Selection: Most audio sources (CD, AUX, HDD) are labeled with recognizable icons, making daily use easier once you memorize their positions. Can Firmware Be Changed? If you require a fully English interface and